| 2019-11-08 | Sale | Western Digital Corporation WDC | director | 3,110 0.001% | $52.17 | $162,234 | -15.69% | |
| 2018-11-05 | Sale | Western Digital Corporation WDC | director | 1,681 0.0006% | $47.68 | $80,148 | +2.69% | |
| 2017-11-08 | Sale | Western Digital Corporation WDC | director | 2,677 0.0009% | $86.53 | $231,640 | -6.67% | |
| 2016-11-07 | Sale | Western Digital Corporation WDC | director | 4,374 0.0015% | $57.31 | $250,696 | +48.99% | |
| 2015-11-06 | Sale | Western Digital Corporation WDC | director | 2,374 0.001% | $67.75 | $160,850 | -28.2% | |
| 2015-02-12 | Sale | Western Digital Corporation WDC | director | 18,480 0.008% | $107.27 | $1.98M | -23.41% | |
| 2014-11-11 | Sale | Western Digital Corporation WDC | director | 5,278 0.0023% | $97.18 | $512,917 | -1.28% | |
| 2014-11-05 | Sale | Western Digital Corporation WDC | director | 3,150 0.0013% | $100.62 | $316,956 | -5.03% | |
| 2013-11-15 | Sale | Western Digital Corporation WDC | director | 67,906 0.0284% | $74.52 | $5.06M | +19.36% | |
| 2013-03-18 | Sale | Western Digital Corporation WDC | director | 51,798 0.0218% | $49.91 | $2.59M | +35.15% | |
| 2012-12-07 | Sale | Western Digital Corporation WDC | director | 90,000 0.037% | $37.44 | $3.37M | +69.04% | |
| 2009-11-04 | Sale | Western Digital Corporation WDC | director | 35,000 0.0154% | $34.80 | $1.22M | +7.38% | |
| 2008-06-04 | Sale | Western Digital Corporation WDC | director | 200,000 0.0895% | $38.14 | $7.63M | -47.98% | |
| 2008-02-21 | Sale | Western Digital Corporation WDC | director | 61,100 0.027% | $30.75 | $1.88M | -11.92% | |
| 2007-11-07 | Sale | Western Digital Corporation WDC | director | 150,000 0.0706% | $28.07 | $4.21M | +6.53% | |
| 2007-11-06 | Sale | Western Digital Corporation WDC | director | 328,200 0.1513% | $28.03 | $9.2M | +4.49% | |
| 2007-11-05 | Sale | Western Digital Corporation WDC | director | 570,000 0.2613% | $28.06 | $15.99M | +3.81% | |
| 2007-01-30 | Sale | Western Digital Corporation WDC | director | 400,000 0.1813% | $19.39 | $7.76M | +9.15% | |
| 2007-01-29 | Sale | Western Digital Corporation WDC | director | 200,000 0.0905% | $19.50 | $3.9M | +8.09% | |
| 2006-01-31 | Sale | Western Digital Corporation WDC | Chairman of the Board | 549,368 0.2529% | $21.81 | $11.98M | -10.98% |